Scrot/Peritoneal Flashcards
What are the boundaries of the inguinal canal?
Ant: aponeurosis of external oblique
Post: Postlat: Transversis fascia, Postmedial: conjoint tendon
Roof: Arching fibers of internal oblique and transverse abdominis
Floor: inguinal ligament
What fascia is in the inguinal canal?
External/Internal spermatic fascia. Cremasteric fascia and muscle
What arteries are in the inguinal canal?
- Testicular
- artery to vas deferens
- artery to the cremaster
What nerves are in the inguinal canal?
- ilioinguinal
- genital branch of genitofemoral
- autonomics
What other structures are in the inguinal canal?
- vas deferens
- pampiniform plexus of veins
- lymphatics.
What is the difference between visceral and parietal?
Parietal: lines body cavities
Visceral: lines organs
How does the greater sac communicate with the lesser sace?
Via the epiploic foramen.
What structures are intraperitoneal?
liver, stomach, transverse and sigmoid colon, vermiform appendix, spleen, tail of pancreas, first inch of duodenum, jejunum and ileum.
What structures are retroperitoneal?
(partially covered by peritoneium): kidneys, ascending/descending colon, pancreas (except tail) duodenum except first inch.
What is the median umbilical ligament a remnant of? Medial umbilical ligament? Lateral?
- urachus
- umbilical artery
- inferior epigastric artery
What is the ligamentum teres hepatis a remnant of?
the Left umbilical vein.
What are the 6 ligaments on the liver?
- falciform
- coronary
- ligamentum teres hepatis
4/5. R/L triangular ligament - ligamentum venosum
What is the ligamentum venosum a remnant of?
the ductus venosus
What part of the duodenum is intraperitoneal?
The 1st inch of the superior portion.
What are 3 characteristics of the large intestine?
- taenia coli
- haustra
- epiploic appendices
On which vertebral level do the kidneys lay.
T12-L3
Which renal vein is longer?
Left. It crosses in front of the aorta and posterior to SMA.
What are the layers of fat around the kidney? Which is deeper?
Perirenal- Deeper
Pararenal- superficial
What are the suprarenal glands attached to?
Crura of the Diaphragm (not the kidneys)
What level and what passes through the Caval Hiatus, Esophageal Hiatus, Aortic Hiatus?
- Caval- IVC, R phrenic nerve, lymph vessels (T8)
- Esophageal- Esohagus, R/L Vagus nerves, lymp, esophageal branch of L gastric vessel (10)
- Aortic- Aorta, Azygous, Thoracic Duct (T12)
What are the parts of the fallopian tube, starting from the interstitium (the aprt that pierces the wall)?
- Isthmus
- Ampulla
- Infundibulum
- Fimbriae
What supports the uterus?
- Tone of levator ani
- Transverse cerival: from lateral cervix and lateral fornix of vagina to pelvic walls
- Uterosacral ligaments: Sides of cervix to sacrum
- Pubocervical: from cervix to posterior pubis
- Round ligament of uterus: from superolateral angle of uterus to labia majora.
Where does the lymph from uteran fundus go?
- Lumbar lymph nodes, but some go to external iliac lymph nodes.
- Some run along round ligament to superficial inguinal nodes
Where does the lymph from the body of the uterus go?
passes with broad ligament to external iliac lymph nodes.
Where does the lymph from uterine cervix go?
internal iliac, external iliac and sacral nodes.
Where does the lymph of the vagina drain for the following parts: 1) superior, 2) middle and 3) lower?
- Superior: internal/external iliac nodes
- Middle: internal iliac nodes
- Lower: sacral and common iliac nodes, and some superficial inguinal nodes
What are the parts of the prostate?
- base- close to the neck of the bladder
- apex- is in contact with fascia on superior part of urethral sphincter
- anterior- separated by pubic symphysis by fat.
- posterior- relates to ampulla of rectum
- inferolateral- relates to levator ani.
What are the lobes of the prostate?
- anterior: anterior to urethra
- posterior: posterior to urethra, inferior to ejaculatory ducts
- lateral: either side of urethra, forms major part of prostate
- middle: between ejac. ducts and urethra, closely related to neck of bladder
